公路交通科技
公路交通科技
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JOURNAL OF HIGHWAY AND TRANSPORTATION RESEARCH AND DEVELOPMENT
2010年
2期
42-47
,共6页
道路工程%路基施工质量%伪方差-均值综合评价法%均匀性评价方法%曲面拟合
道路工程%路基施工質量%偽方差-均值綜閤評價法%均勻性評價方法%麯麵擬閤
도로공정%로기시공질량%위방차-균치종합평개법%균균성평개방법%곡면의합
road engineering%quality of highway subgrade construction%pseudo-variance-average synthetic evaluation method%uniformity evaluation method%curved surface fitting
为了进一步完善我国公路建设中的路基施工质量均匀性评价方法,提高对公路路基施工质量的监管水平,本文首次将曲面拟合的方法引入路基评价领域,通过对实测数据进行光顺化处理,减弱因测量所引起的随机误差对评价结果的影响,并在此基础上,提出了伪方差-均值综合评价法.随后的随机模拟及工程实证表明:对于特定填料的路基及事先给定的模量设计值μ*,所提评价方法能够对路基的实际情况做出客观评价,并得到一总体评价值GD(~f,μ*).
為瞭進一步完善我國公路建設中的路基施工質量均勻性評價方法,提高對公路路基施工質量的鑑管水平,本文首次將麯麵擬閤的方法引入路基評價領域,通過對實測數據進行光順化處理,減弱因測量所引起的隨機誤差對評價結果的影響,併在此基礎上,提齣瞭偽方差-均值綜閤評價法.隨後的隨機模擬及工程實證錶明:對于特定填料的路基及事先給定的模量設計值μ*,所提評價方法能夠對路基的實際情況做齣客觀評價,併得到一總體評價值GD(~f,μ*).
위료진일보완선아국공로건설중적로기시공질량균균성평개방법,제고대공로로기시공질량적감관수평,본문수차장곡면의합적방법인입로기평개영역,통과대실측수거진행광순화처리,감약인측량소인기적수궤오차대평개결과적영향,병재차기출상,제출료위방차-균치종합평개법.수후적수궤모의급공정실증표명:대우특정전료적로기급사선급정적모량설계치μ*,소제평개방법능구대로기적실제정황주출객관평개,병득도일총체평개치GD(~f,μ*).
In order to further consummate the method that assessing the uniformity of the highway roadbed construction quality and enhance its supervising and managing level in China,the curved surface fitting method was applied to roadbed assessing for the first time.This new method which is an improvement to the existing method can smooth the measured data,thus weaken the influence of random measured error on the assessing result.Based on this work,the method of pseudovariance-average synthetic evaluation was proposed which could carry on the overall evaluation of uniformity of the roadbed.The succdent random simulations and the project real-example diagnosis shows that this method can make an objective evaluation to the actual road surface situation and obtain an overall appraisal value GD (~f,μ*) regarding specific padding material and roadbed module design value μ*.